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Diffstat (limited to 'arch/arm/plat-mxc/include/mach/mipi_csi2.h')
| -rw-r--r-- | arch/arm/plat-mxc/include/mach/mipi_csi2.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/include/mach/mipi_csi2.h b/arch/arm/plat-mxc/include/mach/mipi_csi2.h new file mode 100644 index 00000000..7679027a --- /dev/null +++ b/arch/arm/plat-mxc/include/mach/mipi_csi2.h @@ -0,0 +1,121 @@ +/* + * Copyright (C) 2011 Freescale Semiconductor, Inc. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef __INCLUDE_MIPI_CSI2_H +#define __INCLUDE_MIPI_CSI2_H + +/* mipi csi2 register */ +#define CSI2_VERSION 0x000 +#define CSI2_N_LANES (0x004/4) +#define CSI2_PHY_SHUTDOWNZ (0x008/4) +#define CSI2_DPHY_RSTZ (0x00c/4) +#define CSI2_RESETN (0x010/4) +#define CSI2_PHY_STATE (0x014/4) +#define CSI2_DATA_IDS_1 (0x018/4) +#define CSI2_DATA_IDS_2 (0x01c/4) +#define CSI2_ERR1 (0x020/4) +#define CSI2_ERR2 (0x024/4) +#define CSI2_MSK1 (0x028/4) +#define CSI2_MSK2 (0x02c/4) +#define CSI2_PHY_TST_CTRL0 (0x030/4) +#define CSI2_PHY_TST_CTRL1 (0x034/4) +#define CSI2_SFT_RESET (0xf00/4) + +/* mipi data type */ +#define MIPI_DT_YUV420 0x18 /* YYY.../UYVY.... */ +#define MIPI_DT_YUV420_LEGACY 0x1a /* UYY.../VYY... */ +#define MIPI_DT_YUV422 0x1e /* UYVY... */ +#define MIPI_DT_RGB444 0x20 +#define MIPI_DT_RGB555 0x21 +#define MIPI_DT_RGB565 0x22 +#define MIPI_DT_RGB666 0x23 +#define MIPI_DT_RGB888 0x24 +#define MIPI_DT_RAW6 0x28 +#define MIPI_DT_RAW7 0x29 +#define MIPI_DT_RAW8 0x2a +#define MIPI_DT_RAW10 0x2b +#define MIPI_DT_RAW12 0x2c +#define MIPI_DT_RAW14 0x2d + + +struct mipi_csi2_info; +/* mipi csi2 API */ +struct mipi_csi2_info *mipi_csi2_get_info(void); + +bool mipi_csi2_enable(struct mipi_csi2_info *info); + +bool mipi_csi2_disable(struct mipi_csi2_info *info); + +bool mipi_csi2_get_status(struct mipi_csi2_info *info); + +int mipi_csi2_get_bind_ipu(struct mipi_csi2_info *info); + +unsigned int mipi_csi2_get_bind_csi(struct mipi_csi2_info *info); + +unsigned int mipi_csi2_get_virtual_channel(struct mipi_csi2_info *info); + +unsigned int mipi_csi2_set_lanes(struct mipi_csi2_info *info); + +unsigned int mipi_csi2_set_datatype(struct mipi_csi2_info *info, + unsigned int datatype); + +unsigned int mipi_csi2_get_datatype(struct mipi_csi2_info *info); + +unsigned int mipi_csi2_dphy_status(struct mipi_csi2_info *info); + +unsigned int mipi_csi2_get_error1(struct mipi_csi2_info *info); + +unsigned int mipi_csi2_get_error2(struct mipi_csi2_info *info); + +int mipi_csi2_pixelclk_enable(struct mipi_csi2_info *info); + +void mipi_csi2_pixelclk_disable(struct mipi_csi2_info *info); + +int mipi_csi2_reset(struct mipi_csi2_info *info); + +/** + * struct mipi_csi2_platform_data - MIPI CSI2 driver platform data. + * + * This structure communicates platform-specific information to the + * MIPI CSI2 driver that can't be expressed as resources. + * + * @ipu_id: the id of IPUs on which this MIPI CSI2 works + * + * @csi_id: the id of IPU CSI interfaces + * + * @v_channel: mipi virtual channel num + * + * @lanes: mipi lanes + * + * @init: A pointer to a function the driver will call to + * initialize the platform (e.g., set up the pin mux). + * @exit: A pointer to a function the driver will call to + * exit the platform (e.g., free pins). + */ +struct mipi_csi2_platform_data { + int ipu_id; + unsigned int csi_id; + unsigned int v_channel; + unsigned int lanes; + char *dphy_clk; + char *pixel_clk; + int (*init)(struct platform_device *); + void (*exit)(struct platform_device *); +}; + +#endif |